Cornet and trombone player's needed to help out..........

Littleborough band are in need of a cornet player to cover 2nd cornet parts and a trombone player to cover 2nd trombone parts this Saturday evening on a concert at Saint Andrews Church Dearnely, Littleborough, OL15 8NJ, concert starts at 7pm. can anyone help? you can text or call me on 07770465052. Thanks